first commit based on psycopg2 2.9 version

psycopg/psycopg.h

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+/* psycopg.h - definitions for the psycopg python module
+ *
+ * Copyright (C) 2003-2019 Federico Di Gregorio <fog@debian.org>
+ * Copyright (C) 2020-2021 The Psycopg Team
+ *
+ * This file is part of psycopg.
+ *
+ * psycopg2 is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * In addition, as a special exception, the copyright holders give
+ * permission to link this program with the OpenSSL library (or with
+ * modified versions of OpenSSL that use the same license as OpenSSL),
+ * and distribute linked combinations including the two.
+ *
+ * You must obey the GNU Lesser General Public License in all respects for
+ * all of the code used other than OpenSSL.
+ *
+ * psycopg2 is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+ * License for more details.
+ */
+
+#ifndef PSYCOPG_H
+#define PSYCOPG_H 1
+
+#if PG_VERSION_NUM < 90100
+#error "Psycopg requires PostgreSQL client library (libpq) >= 9.1"
+#endif
+
+#define PY_SSIZE_T_CLEAN
+#include <Python.h>
+#include <libpq-fe.h>
+
+#include "psycopg/config.h"
+#include "psycopg/python.h"
+#include "psycopg/utils.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* DBAPI compliance parameters */
+#define APILEVEL "2.0"
+#define THREADSAFETY 2
+#define PARAMSTYLE "pyformat"
+
+/* global exceptions */
+extern HIDDEN PyObject *Error, *Warning, *InterfaceError, *DatabaseError,
+    *InternalError, *OperationalError, *ProgrammingError,
+    *IntegrityError, *DataError, *NotSupportedError;
+extern HIDDEN PyObject *QueryCanceledError, *TransactionRollbackError;
+
+/* sqlstate -> exception map */
+extern HIDDEN PyObject *sqlstate_errors;
+
+/* postgresql<->python encoding map */
+extern HIDDEN PyObject *psycoEncodings;
+
+/* SQL NULL */
+extern HIDDEN PyObject *psyco_null;
+
+/* Exceptions docstrings */
+#define Error_doc \
+"Base class for error exceptions."
+
+#define Warning_doc \
+"A database warning."
+
+#define InterfaceError_doc \
+"Error related to the database interface."
+
+#define DatabaseError_doc \
+"Error related to the database engine."
+
+#define InternalError_doc \
+"The database encountered an internal error."
+
+#define OperationalError_doc \
+"Error related to database operation (disconnect, memory allocation etc)."
+
+#define ProgrammingError_doc \
+"Error related to database programming (SQL error, table not found etc)."
+
+#define IntegrityError_doc \
+"Error related to database integrity."
+
+#define DataError_doc \
+"Error related to problems with the processed data."
+
+#define NotSupportedError_doc \
+"A method or database API was used which is not supported by the database."
+
+#define QueryCanceledError_doc \
+"Error related to SQL query cancellation."
+
+#define TransactionRollbackError_doc \
+"Error causing transaction rollback (deadlocks, serialization failures, etc)."
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* !defined(PSYCOPG_H) */